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Cardboard spool saver (parametric) — image 1
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Cardboard spool saver (parametric)

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A short sleeve pressed into a spool hole to give a spool holder a low-friction surface and to protect cardboard

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Model information

Category
Accessories
License
GNU General Public License v2.0

About 20g plastic, print time about 40min for pair (you need two per spool).

I used LLM to write the scad file, but I've been using these for a while in many different spools and they seem to work just fine.

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